they say it would be impossible against a skilled debater like barack obama to hit knockout punches. but according to chris christie of new jersey he says this could be a game changer. >> wednesday night is the restart of this campaign. i think you will see those numbers move right back in the other direction. showers day morning the entire narrative of this race will change. >> reporter: obviously chris christie did not get the memo from the romney campaign that you are supposed to build up he can takes for your opponent. >> i don't think one event is going to make or break this campaign. president obama is a very gifted speaker. the man has been on the national stage or many years. he has done these kinds of debates before. this is mitt's first time on this kind of a stage. >> reporter: president obama has done this 8 times. governor romney continues to hit president obama on foreign policy. a new op-ed in the wal "wall stt journal" will be about domestic policy. but governor romney is planning a new speech. the following two presidential debates will include that. megyn: meantime